<!DOCTYPE html>
<html lang="en" xmlns:th = "http://www.thymeleaf.org">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>

   请求url：<span th:text="${url}"></span><br>
   响应结果：<span th:text="${ret}"></span><br>
   信息：<span th:text="${msg}"></span><br>
   数据：<span th:text="${data}"></span>

</body>
</html>